Delaware state Sen. Sarah McBride has been elected to the U.S. House and will become the first openly transgender person to serve in Congress. McBride easily defeated Republican John Whalen III on Tuesday in the race for Delaware’s lone House seat.

McBride, meanwhile, has established a national profile as an LGBTQ activist and raised more than $3 million in campaign contributions from around the country. She achieved national recognition at the 2016 Democratic National Convention as the first openly transgender person to address a major party convention in the United States.

Sarah McBride, a Delaware state senator, will win her state’s at-large US House seat, making her the first out transgender person to serve in Congress, CNN projects.